On Mon, Jan 2, 2012 at 6:12 AM, Edward Ned Harvey <[email protected]>wrote:
> If it's in BIOS, then it's hardware. Below the OS, regardless of what OS > you're talking about. Right? Or is there some new BIOS-vs-software > standard I'm not aware of? > BIOS RAID is usually FakeRAID. There is no hardware RAID controller, just a normal SATA controller. The BIOS does some magic during boot, once the OS loads the RAID functionality is performed by a special OS driver and the CPU, just like software RAID is done by the kernel [module] and CPU. So BIOS RAID is software RAID. http://en.wikipedia.org/wiki/RAID#Firmware.2Fdriver-based_RAID https://help.ubuntu.com/community/FakeRaidHowto Windows 7 can do mirroring: http://buildegg.com/bewp/?p=44 -Anton
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